A bold new quantum theory of gravity may finally bridge the long-standing rift between Einstein’s general relativity and ...

A massive geological transformation is unfolding in Africa, slowly carving out a new ocean. The East African Rift is ...

From meteor showers to constellations, here's everything you need to know about observing the summer sky using the unaided ...

A long period of drought in North America has been recognized by scientists for decades. A new study links the severe climate to a change in Earth's orbit.